2026 NPPES data Internal Medicine Physician NPI 1598297632 M.D.
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Ariel Grady, M.D.

Internal Medicine Physician in Atlanta, Georgia.

This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 172,858 in Internal Medicine Physician, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.

Federal data, no proprietary rating. We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
4K
Medicare Part D claims · 388 beneficiaries · Internal Medicine Physician avg: 3K
Generic prescribing
85%
generic claims · 13% brand-name · higher generic rates reduce patient out-of-pocket costs
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Ariel Grady, M.D. filed 4,291 Medicare Part D claims in 2023 as a Internal Medicine Physician in Atlanta, Georgia, prescribing 85% generic.

4K
Part D claims, 2023
85%
generic prescribing
Likely
board-certified (heuristic)

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) - no proprietary rating or editorial opinion is applied.

Ariel Grady, M.D.'s Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023, across all CMS prescribers nationally

4,291 Top 8% higher than 92% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). Below this entry. 1,000–1,200: 31,827 prescribers (2%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). Below this entry. 1,400–1,600: 21,710 prescribers (2%). Below this entry. 1,600–1,800: 19,072 prescribers (1%). Below this entry. 1,800–2,000: 16,451 prescribers (1%). Below this entry. 2K+: 213,991 prescribers (16%). This entry sits in this band. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Part D Prescriber Public Use File · 2023

Board certification likely (heuristic, not verified)

Ariel Grady, M.D. practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation - signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about Ariel Grady, M.D.?

Quality data not reported

NPI registry status

Active

Issued 03/29/2017

NPI 1598297632

Primary specialty

Internal Medicine Physician

High-volume

172,858 US NPIs in this specialty

Medicare Part D claims

4,291 58% vs specialty avg

2023 prescription claims

Specialty avg: 2,716

Specialty distribution in Georgia

How Internal Medicine Physician compares to other specialties among Georgia providers

Georgia providers
Behavior Technician - 7.3%Behavior Technician7.3%Pharmacist - 5.1%Pharmacist5.1%Student in an Organized Health Care Education/Training Program - 5%Student in an Organized Health Care Education/Training Program5%Family Nurse Practitioner - 4.8%Family Nurse Practitioner4.8%Physical Therapist - 3.9%Physical Therapist3.9%Professional Counselor - 3.6%Professional Counselor3.6%Internal Medicine Physician - 2.8%Internal Medicine Physician2.8%
Largest specialties in Georgia (% of in-state providers)

Board certification

Not published by CMS

CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Internal Medicine Physician. Verify directly:

How MIPS and board certification work

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

Ariel Grady, M.D. appears in the CMS NPPES registry as a Internal Medicine Physician provider holding M.D. credentials at 1372 PEACHTREE ST NE, Atlanta, GA, 30309, with a listed phone of (470) 964-1700. NPI 1598297632 was issued on 03/29/2017.

Medicare Part D records for calendar year 2023 show 4,291 prescription claims written by this provider, covering 388 Medicare beneficiaries and totaling roughly $206K in drug spend, split 13% brand-name and 85% generic by claim count, with an opioid prescribing rate of 3.5%.

Internal Medicine Physician is a high-volume specialty nationwide, with 172,858 enrolled providers across 56 states and an average of 2,716 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline.

Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist, always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

1372 PEACHTREE ST NE
Atlanta, GA 30309

Provider Details

NPI 1598297632
Specialty Internal Medicine Physician
Credentials M.D.
Gender Female
NPI Issued 03/29/2017

Hospital and facility affiliations

Facilities where Ariel Grady, M.D. bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" - a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

Vpa PC
Atlanta, GA

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Brand vs generic prescribing mix · Typical

Ariel Grady, M.D. - brand share 13.0%
Internal Medicine Physician average

13% brand-name claims vs 85% generic, on 4,291 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

4,291
Total Claims
$206K
Total Drug Cost
388
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
9,318
Total Day Supply
268,754
Brand vs Generic
13% brand / 85% generic
Brand Drug Cost
$152K
Generic Drug Cost
$53K
Opioid Claims
149 (3.5% rate)
Antibiotic Claims
102

Patient Demographics

Average Patient Age
73.5 years
Avg HCC Risk Score
1.17
Gender Split
75% female / 25% male
Age Distribution
<65: 23, 65-74: 211, 75-84: 111, 85+: 43

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What Ariel Grady, M.D. prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Amlodipine Besylate
280
Atorvastatin Calcium
254
Losartan Potassium
190
Hydrochlorothiazide
138
Rosuvastatin Calcium
127
Gabapentin
115
Lisinopril
115
Jardiance
Empagliflozin
104
Albuterol Sulfate Hfa
Albuterol Sulfate
103
Glipizide
100

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Internal Medicine Physician Overview

How Ariel Grady, M.D. fits within the Internal Medicine Physician landscape nationally.

172,858
Internal Medicine Physician Providers in US
56
States with Internal Medicine Physician
2,716
Avg Claims per Provider

Ariel Grady, M.D.'s 4,291 claims are above the specialty average of 2,716.

Nearby Internal Medicine Physician Providers in Georgia

Other clinicians with the same primary specialty enrolled in Georgia, drawn from the same CMS NPPES roster as Grady.

Compare Internal Medicine Physician nationally: see state-by-state distribution →

Before you book an appointment

Use this federal record as your verification checklist, not as a recommendation.

  • Confirm the NPI record is current in the official CMS registry, providers update their own NPPES details, and moves can lag. Verify this NPI
  • Check the active license and any disciplinary history with the Georgia medical board, federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Internal Medicine Physician peer on Medicare volume and prescribing patterns. Compare providers

Medicare Part D and MIPS figures describe practice patterns in federal programs only, they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.

Frequently Asked Questions

What is Ariel Grady, M.D.'s specialty?
Ariel Grady, M.D. specializes in Internal Medicine Physician and practices in Atlanta, Georgia. Credentials: M.D..
How much does Ariel Grady, M.D. prescribe under Medicare Part D?
In 2023, Ariel Grady, M.D. wrote 4,291 Medicare Part D claims totaling $206K in drug costs for 388 beneficiaries.
Where is Ariel Grady, M.D. located?
Ariel Grady, M.D. is located at 1372 PEACHTREE ST NE, Atlanta, GA, 30309. Phone: (470) 964-1700.
What is Ariel Grady, M.D.'s NPI number?
Ariel Grady, M.D.'s National Provider Identifier (NPI) is 1598297632, issued on 03/29/2017.
Does Ariel Grady, M.D. prescribe more brand-name or generic drugs?
Ariel Grady, M.D.'s prescribing is 13% brand-name and 85% generic drugs by claim count, with $152K in brand drug costs.
Does Ariel Grady, M.D. prescribe opioids?
Yes, Ariel Grady, M.D. had 149 opioid claims in 2023 with an opioid prescribing rate of 3.5%.
How many Internal Medicine Physician providers are there in the US?
There are 172,858 Internal Medicine Physician providers across 56 states in the US. The average Internal Medicine Physician provider writes 2,716 Medicare Part D claims per year.
What drugs does Ariel Grady, M.D. prescribe most often?
Based on 2023 Medicare Part D data, Ariel Grady, M.D.'s most frequently prescribed drugs include Amlodipine Besylate, Atorvastatin Calcium, Losartan Potassium. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Ariel Grady, M.D. accept Medicare?
Ariel Grady, M.D. appears in CMS Medicare data with 4,291 Part D claims and 388 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Ariel Grady, M.D.'s credentials?
Ariel Grady, M.D.'s NPI is 1598297632 with credentials M.D.. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

View source datasets and methodology notes
Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology

Compiled from official public sources by the PlainDoctor editorial team.